cmake_minimum_required(VERSION 3.8)
project(string_append)
set(var1 "Hello ")
message(STATUS "original var1 = ${var1}")
string(APPEND var1 "World!")
message(STATUS "append var1 = ${var1}")

set(var2 "Hello ")
message(STATUS "original var2 = ${var2}")
string(APPEND var2 "World!" "Hi World!")
message(STATUS "append var2 = ${var2}")
